export default (err) => {
  const { response } = err

  if (!response.status) {
      err.code = ''
      err.message = '有response但没有response.status的情况'
  }
  err.code = response.status
  switch (response.status) {
      case 200:
          err.message = '错误响应也会有状态码为200的情况'
          break
      case 400:
          err.message = '请求错误(400)'
          break
      case 401:
          err.message = '未授权，请重新登录(401)'
          break
      case 403:
          err.message = '拒绝访问(403)'
          break
      case 404:
          err.message = '请求出错(404)'
          break
      case 408:
          err.message = '请求超时(408)'
          break
      case 500:
          err.message = '服务器错误(500)'
          break
      case 501:
          err.message = '服务未实现(501)'
          break
      case 502:
          err.message = '网络错误(502)'
          break
      case 503:
          err.message = '服务不可用(503)'
          break
      case 504:
          err.message = '网络超时(504)'
          break
      case 505:
          err.message = 'HTTP版本不受支持(505)'
          break
      default:
          err.message = `连接出错，状态码：(${err.response.status})!`
  }
  return err
}